An expert in public health and housing says that New Zealand could save around a $1 billion by improving the quality of our housing stock.

Philippa Howden-Chapman, an Otago University professor of public health specialising in housing, health and wellbeing, tells The Front Page podcast there are real economic imperatives to getting this right.

A study from Citizens Advice in the UK has found raising the minimum energy efficiency standards of homes there could add £40 billion to their economy by the end of the decade.

Howden-Chapman says that while Aotearoa has moved in the right direction with the release of the healthy homes standard two years ago, there is still room for improvement. Read more